311724374

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1\times {\mathrm{1109}}^1$

素因数の和:1712

約数の個数: 32

約数和(自身を含む): 531468000

約数和(自身を除く): 219743626

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 569, 1109, 1138, 2218, 7397, 10811, 14417, 14794, 21071, 21622, 28834, 42142, 140543, 273923, 281086, 547846, 631021, 1262042, 8203273, 11989399, 16406546, 23978798, 155862187, 311724374]

約数ペア:

[(1, 311724374), (2, 155862187), (13, 23978798), (19, 16406546), (26, 11989399), (38, 8203273), (247, 1262042), (494, 631021), (569, 547846), (1109, 281086), (1138, 273923), (2218, 140543), (7397, 42142), (10811, 28834), (14417, 21622), (14794, 21071)]